How do u sketch this graph? ADD MATHS!

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Which of the functions graphed below has a removable discontinuity?

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.